EPA Air · by state and industry
Primary metal manufacturing (NAICS 3311) air sources in Tennessee
- 5Facilities
Permitted air-emissions sources in Tennessee whose primary industry code is NAICS 3311. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Inspections of primary metal manufacturing (naics 3311) in Tennessee, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2025 — inspections 3
- 2023 — inspections 5
- 2022 — inspections 4
- 2021 — inspections 3
- 2020 — inspections 3
- 2018 — inspections 6
- 2017 — inspections 4
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CMC STEEL US, LLC - CMC STEEL TENNESSEE | Major source | No |
| GERDAU AMERISTEEL US INC | Major source | No |
| HOEGANAES CORPORATION | Major source | No |
| NUCOR STEEL MEMPHIS | Major source | No |
| STEWARD ADVANCED MATERIALS LLC | Synthetic minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.